
Total Traffic Volume & Performance in Monongalia County, West Virginia
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day11,120 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 8.6% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 30.4 min |
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Congestion ratio The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 28.3% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 39.3 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $76,113 |
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The average monitored road in Monongalia County, West Virginia carries 11,120 vehicles per day. Across its 345 miles of monitored roads, that adds up to 3,884,374 vehicle-miles traveled per day (≈1.4 billion per year). About 1 in 12 vehicles is a truck, fewer than the 1 in 9 across West Virginia.
Busier roads than 96% of counties in West Virginia
At 11,120 vehicles per day, the average monitored road in Monongalia carries 51% more traffic than the state average of 7,367, suggesting more demand on each road - prime passing trade for storefronts, with more competition for road space. In total volume terms, its road network carries about 5.3% of West Virginia's statewide total of vehicle-miles. Monongalia carries more traffic than 96% of counties in West Virginia.
At 30.4 minutes, the average travel time matches the state level closely. 54% of counties in West Virginia have a shorter average travel time than Monongalia's 30.4 minutes.
At 32% higher than the state level, the 28.3% congestion ratio signals more pronounced congestion - a factor for delivery windows and signal timing.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Monongalia County, West Virginia
| Traffic | vehicles per day18,421 |
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| Trucks | 12.4% |
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| Average travel time | 39.7 min |
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| Congestion ratio | 37.6% |
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| Drivers’ average age | 44.0 yrs |
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| Drivers’ average income | $81,664 |
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Travel in Monongalia County, West Virginia splits roughly evenly, with about half of it (49% of vehicle-miles) on highways. The average highway carries 18,421 vehicles per day, 74% more than the average non-highway road in the same area, which carries 10,611 vehicles per day.
Highways make up 25% of the monitored road miles (87 miles, 326 segments), so they carry more than their share: 1,888,783 vehicle-miles traveled per day (≈689 million per year).
That puts Monongalia among the top 5 counties in West Virginia for highway travel volume.
More highway trucks than 78% of counties in West Virginia
At 12.4%, highway truck share is 18% lower than the state average. Highways here mostly serve passenger trips, so local access matters more than long-haul routing for logistics operators.
57% of counties in West Virginia see a higher highway truck share than Monongalia's 12.4%. Monongalia's highway truck count is higher than 78% of counties in West Virginia, at roughly 2,286 trucks per day.

Non-highway Traffic in Monongalia County, West Virginia
| Traffic | vehicles per day10,611 |
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| Trucks | 5.1% |
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| Average travel time | 29.7 min |
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| Congestion ratio | 27.7% |
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| Drivers’ average age | 37.9 yrs |
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| Drivers’ average income | $72,773 |
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Travel in Monongalia County, West Virginia splits roughly evenly, with about half of it (51% of vehicle-miles) on local roads. The average non-highway road carries 10,611 vehicles per day.
Local roads make up 75% of the monitored road miles (258 miles in 4,679 segments) but carry less than their share of travel: 1,995,591 vehicle-miles traveled per day (≈728 million per year). Trucks make up 5.1% of non-highway traffic, about 1 in 20 vehicles.
The youngest drivers of any county in West Virginia
Non-highway roads carry a truck concentration that's 59% lower than the highway network.
The non-highway congestion ratio of 27.7% is 34% higher than the state level, suggesting slower local mobility than the state average.
Monongalia's average driver income is higher than 94% of counties in West Virginia. Monongalia has the lowest median driver age in West Virginia - 39 years.